response_type: id_token (required, the tool must use a value of id_token)

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1873/launches (required, This URI must exactly match a value pre-registered with the platform)

response_mode: form_post (required, tools and platforms must support a value of form_post)

client_id: 12345 (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InNqV1NzTkd2TnlBQk9GckM3YXdxbDJ4Z010ekxybXpzWTJvVzRyTjZnR2MiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODczLCJzdGF0ZV9ub25jZSI6IjJmYzQ0MmYyMDJmYjhlNDFjOTFjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODczIn0sImlzcyI6IlRlc3QgTFRJIHRvb2wgMTIzNDUiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIwMzYvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3Mjg3NTE5MywiZXhwIjoxNzcyODc1NDkzLCJqdGkiOiI0ZGMzMWI0OTM1YmQ3NzM1MWJiNSJ9.TBqueC7c8FOhyAdVG-s4cGTZ1LwXHj9u1mCmGZcoPBj_uwi5gpg0QliBuWX_nJNjaWQV73uMeP8UGwdeQDvCOPuW5YlXG46NuXJ0IbR4RKOQdjDVfn3pBVPZ3DE1y33edcbYsnQZinB3s9vVox89HiL-R3iZE1C3glXKBao_eab78zwDanbo7jLRQUR17QQeFY-ReFKb5zX7N19koEtXYaykyy_6ymMZyD5uGY-G6CsKyq-LXCkPs6U94G1CrQK5K61NxG7v2pyeGGeUonRcfPL930jHP8cp17pa1ZzAI1a5QGNzFP2QycGWWyO4F4mnOKZP59mZidQM2_AwWu6XRQ (required, opaque value used to maintain state between the request and the callback)

login_hint: (required, tools and platforms must support a value of form_post)

lti_message_hint: (required, a platform opaque identifier identifying the user to login)

prompt: none (optional, The tool should use a value of none. In the future a re-launch flow may support additional values being used here)

nonce: 2fc442f202fb8e41c91c (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)